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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
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<html>
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<a href="http://developer.apple.com/">ADC Home</a> > <a href="../../referencelibrary/index.html">Reference Library</a> > <a href="../../samplecode/index.html">Sample Code</a> > <a href="../../samplecode/GraphicsImaging/index.html">Graphics & Imaging</a> > <a href="../../samplecode/GraphicsImaging/idxVideo-date.html">Video</a> > <A HREF="javascript:location.replace('index.html');">CocoaDVDPlayer</A> >
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<td><h1><div id="pagehead">CocoaDVDPlayer</div></h1></td>
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<h2>/Sources/Bookmark.m</h2>
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<p><strong>View Source Code:</strong>
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<p><strong><a href="CocoaDVDPlayer.zip">Download Sample</a></strong> (“CocoaDVDPlayer.zip”, 119.9K)<BR>
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<!--googleon: index -->
<pre class="sourcecodebox">/*
File: Bookmark.m
Abstract: Implementation file for the Bookmark class in CocoaDVDPlayer, an ADC
Reference Library sample project.
Version: 1.0
IMPORTANT: This Apple software is supplied to you by Apple Computer, Inc.
("Apple") in consideration of your agreement to the following terms, and your
use, installation, modification or redistribution of this Apple software
constitutes acceptance of these terms. If you do not agree with these terms,
please do not use, install, modify or redistribute this Apple software.
In consideration of your agreement to abide by the following terms, and subject
to these terms, Apple grants you a personal, non-exclusive license, under
Apple's copyrights in this original Apple software (the "Apple Software"), to
use, reproduce, modify and redistribute the Apple Software, with or without
modifications, in source and/or binary forms; provided that if you redistribute
the Apple Software in its entirety and without modifications, you must retain
this notice and the following text and disclaimers in all such redistributions
of the Apple Software. Neither the name, trademarks, service marks or logos of
Apple Computer, Inc. may be used to endorse or promote products derived from the
Apple Software without specific prior written permission from Apple. Except as
expressly stated in this notice, no other rights or licenses, express or
implied, are granted by Apple herein, including but not limited to any patent
rights that may be infringed by your derivative works or by other works in which
the Apple Software may be incorporated.
The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO
WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED
WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE OR IN
COMBINATION WITH YOUR PRODUCTS.
IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION, MODIFICATION AND/OR
DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED AND WHETHER UNDER THEORY OF
CONTRACT, TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN IF
APPLE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Copyright © 2005 Apple Computer, Inc., All Rights Reserved
*/
#import <DVDPlayback/DVDPlayback.h>
#import "Bookmark.h"
/*
********************************************************************************
**
** Class: DVDBookmark
**
********************************************************************************
*/
@implementation DVDBookmark
/* This method creates a bookmark that represents the current playback
position. We call DVDGetBookmark twice: (1) to find out how much memory to
allocate for the bookmark, and (2) to create the bookmark in our allocated
memory. */
- (id) init
{
if ((self = [super init]) != nil) {
data = NULL;
size = 0;
/* get bookmark size */
OSStatus result = DVDGetBookmark (NULL, &size);
if (result != noErr) {
NSLog(@"DVDGetBookmark returned %d", result);
}
else {
/* allocate memory for bookmark data */
data = malloc (size);
/* get bookmark to current location */
result = DVDGetBookmark (data, &size);
if (result != noErr) {
NSLog(@"DVDGetBookmark returned %d", result);
}
}
}
return self;
}
/* This method frees the bookmark memory. */
- (void) dealloc {
free (data);
[super dealloc];
}
/* This method uses our bookmark to set the new playback position. */
- (void) gotoBookmark
{
OSStatus result = DVDGotoBookmark (data, size);
if (result != noErr) {
NSLog(@"DVDGotoBookmark returned %d", result);
}
}
@end
</pre>
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<div style="margin-bottom: 8px"><a href="http://developer.apple.com/feedback/?v=1&url=/samplecode/CocoaDVDPlayer/listing2.html%3Fid%3DDTS10003792-1.0&media=dvd" target=_new>Yes</a>: Tell us what works for you.</div>
<div style="margin-bottom: 8px"><a href="http://developer.apple.com/feedback/?v=2&url=/samplecode/CocoaDVDPlayer/listing2.html%3Fid%3DDTS10003792-1.0&media=dvd" target=_new>It’s good, but:</a> Report typos, inaccuracies, and so forth.</div>
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